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如图,在菱形ABCD中,∠ACD=30°,BD=6cm,则∠BAD= ,∠ABC= ,边AB的长为 cm.
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已知菱形ABCD中AC=6cmBD=4cm.若以BD为边作正方形BDEF则AF=cm.
如图在菱形ABCD中若AC=6BD=8则菱形ABCD的面积是.
一个菱形ABCD的两条对角线ACBD的长度分别为8cm和6cm求这个菱形ABCD的面积和周长.
在菱形ABCD中对角线ACBD分别为6cm10cm则菱形ABCD的面积为.
如图在菱形ABCD中BD=6AC=8则菱形ABCD的周长为
20
16
25
30
如图菱形ABCD的对角线ACBD交于点O.且AC=16cmBD=12cm求菱形ABCD的高DH和AB
如图所示在菱形ABCD中对角线AC与BD相交于点O.OE∥DC交BC于点E.AD=6cm则OE的长为
6cm
4cm
3cm
2cm
如图在菱形ABCD中BD=6AC=8则菱形ABCD的周长为
20
16
25
30
如图在菱形ABCD中AC=8BD=6则△ABD的周长等于
18
16
15
14
如图已知菱形ABCD的边长为5对角线ACBD相交于点O.BD=6则菱形ABCD的面积为.
如图在菱形ABCD中点E.F.分别是BDCD的中点EF=6cm则AB=________cm.
如图在菱形ABCD中AC=6BD=8则菱形的边长为
5
10
6
8
如图菱形ABCD中对角线AC与BD相交于O.OE∥DC且交BC于点E.AD=6cm则OE的长为
6 cm
4 cm
3 cm
2 cm
.如图点O.是菱形ABCD对角线的交点DE∥ACCE∥BD连接OE已知菱形ABCD的周长为20cm则
如图已知菱形ABCD的对角线ACBD的长分别为6cm8cmAE⊥BC于点E.则AE的长是.
在菱形ABCD中对角线ACBD相交于点O若AC=6cmBD=8cm则菱形ABCD的周长是
12cm
16cm
20cm
40cm
.如图在菱形ABCD中DE⊥AB于E.DE=6cm则菱形ABCD的面积是__________.
如图已知菱形ABCD的对角线ACBD的长分别为6cm8cmAE⊥BC于点E.则AE的长为______
如图在菱形ABCD中对角线AC=6BD=10则菱形ABCD的面积为_______.
如图在菱形ABCD中P.Q.分别是ADAC的中点如果PQ=3cm那么菱形ABCD的周长是cm.
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